US3054029A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical condenser
Assignee: International Standard Electric Corp
•
Filing: 1958-10-24
•
Granted: 1962-09-11
•
Expires: 1978-10-24
Abstract
No abstract record available.
Inventors
- 👤 Wagner Manfred
- 👤 Kolb Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:53
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/004; H01G9/008; H01G9/012; H01G9/02; H01G9/15; Y; Y10; Y10T; Y10T29/00; Y10T29/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
AN ELECTRICAL CAPACITOR COMPRISING A BASE OF AN ANODICALLY OXIDIZABLE METAL, A DIELECTRIC LAYER ON SAID BASE OF A PRODUCT OF CONVERSION OF SAID BASE METAL, AN INTERMDEDIATE LAYER OF ELECTRONICALLY CONDUCTING MATERIAL ON SAID DIELECTRIC LAYER, AND A LAYER OF CONDUCTING MATERIAL
Claim 2
Dependent Claim
43 words
AN ELECTRICAL CAPACITOR COMPRISING A BASE OF AN ANODICALLY OXIDIZABLE METAL, A DIELECTRIC LAYER ON SAID BASE OF A PRODUCT OF CONVERSION OF SAID BASE METAL, AN INTERMDEDIATE LAYER OF ELECTRONICALLY CONDUCTING MATERIAL ON SAID DIELECTRIC LAYER, AND A LAYER OF CONDUCTING MATERIAL
References Cited (Backward Citations)
US1261711A
Cited
US1510173A
Cited
US1847653A
Cited
US1906691A
Cited
US2005279A
Cited
US2195245A
Cited
US2299228A
Cited
US2862156A
Cited
US2936514A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-10 | 1966-03-12 | 1966-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-10 | 1970-03-12 | 1970-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-10 | 1974-03-12 | 1974-09-11 | $7700.00 | Window Closed / Lapsed |